<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>父窗口</title>
</head>
<body>
<iframe src="39_地址栏.html" frameborder="1" width="500px" height="500px"></iframe>
<iframe src="35_打开窗口.html" frameborder="1" width="500px" height="500px"></iframe>
</body>
</html>